feat:底部操作区域固定

jydocs-pc/src/views/Content.vue

@@ -493,10 +493,12 @@ export default {
       this.fixed = !!(scrollTop > this.offsetTop && this.buyed)
       this.watchPage()
       let t = document.getElementById('pdfPage')
-      if (this.fileTypeThis !== 'pdf') {
-        t = document.getElementById('bottoms-preview')
+      if (this.fileTypeThis !== 'pdf' && this.buyed) {
+        t = document.getElementsByClassName('bottoms-preview')[0]
+      }
+      if (!this.buyed) {
+        t = document.getElementsByClassName('preview-page')[0]
       }
-
       const targetElement = this.$refs.transitionDom
       const rect = targetElement.getBoundingClientRect()
       const innerHeight = window.innerHeight
@@ -745,7 +747,7 @@ export default {
       // 监听滚轮
       setTimeout(() => {
         this.initHeight()
-      }, 500)
+      }, 1000)
     },
     adverse () {
       // 获取广告信息